As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GPS KA92 L1 ACTIVE ANTENNA IS FOR THE KLN 90B IFR APPROACH GPS. IT WAS INSTALLED ACCORDING TO THE KLN 90B INSTALL MANUAL P/N 006-10521-0002 REV 2, FEB, 1995. UPON TESTING THE INSTALLED EQUIPMENT, THE ANTENNA WAS FOUND TO BE DEFECTIVE NEW OUT OF THE BOX. IT WOULD RECEIVE NO SATELLITES.